(function () {
    var defs = {}; // id -> {dependencies, definition, instance (possibly undefined)}

    // Used when there is no 'main' module.
    // The name is probably (hopefully) unique so minification removes for releases.
    var register_3795 = function (id) {
        var module = dem(id);
        var fragments = id.split('.');
        var target = Function('return this;')();
        for (var i = 0; i < fragments.length - 1; ++i) {
            if (target[fragments[i]] === undefined) { target[fragments[i]] = {}; }
            target = target[fragments[i]];
        }
        target[fragments[fragments.length - 1]] = module;
    };

    var instantiate = function (id) {
        var actual = defs[id];
        var dependencies = actual.deps;
        var definition = actual.defn;
        var len = dependencies.length;
        var instances = new Array(len);
        for (var i = 0; i < len; ++i) { instances[i] = dem(dependencies[i]); }
        var defResult = definition.apply(null, instances);
        if (defResult === undefined) { throw 'module [' + id + '] returned undefined'; }
        actual.instance = defResult;
    };

    var def = function (id, dependencies, definition) {
        if (typeof id !== 'string') { throw 'module id must be a string'; } else if (dependencies === undefined) { throw 'no dependencies for ' + id; } else if (definition === undefined) { throw 'no definition function for ' + id; }
        defs[id] = {
            deps: dependencies,
            defn: definition,
            instance: undefined
        };
    };

    var dem = function (id) {
        var actual = defs[id];
        if (actual === undefined) { throw 'module [' + id + '] was undefined'; } else if (actual.instance === undefined) { instantiate(id); }
        return actual.instance;
    };

    var req = function (ids, callback) {
        var len = ids.length;
        var instances = new Array(len);
        for (var i = 0; i < len; ++i) { instances[i] = dem(ids[i]); }
        callback.apply(null, instances);
    };

    var ephox = {};

    ephox.bolt = {
        module: {
            api: {
                define: def,
                require: req,
                demand: dem
            }
        }
    };

    var define = def;
    var require = req;
    var demand = dem;
    // this helps with minification when using a lot of global references
    var defineGlobal = function (id, ref) {
        define(id, [], function () { return ref; });
    };
    /* jsc
["tinymce.plugins.nonbreaking.Plugin","tinymce.core.PluginManager","tinymce.plugins.nonbreaking.api.Commands","tinymce.plugins.nonbreaking.core.Keyboard","tinymce.plugins.nonbreaking.ui.Buttons","global!tinymce.util.Tools.resolve","tinymce.plugins.nonbreaking.core.Actions","tinymce.plugins.nonbreaking.api.Settings"]
jsc */
    defineGlobal('global!tinymce.util.Tools.resolve', tinymce.util.Tools.resolve);
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.PluginManager',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.PluginManager');
        }
    );

    /**
 * Actions.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.plugins.nonbreaking.core.Actions',
        [
        ],
        function () {
            var stringRepeat = function (string, repeats) {
                var str = '';

                for (var index = 0; index < repeats; index++) {
                    str += string;
                }

                return str;
            };

            var isVisualCharsEnabled = function (editor) {
                return editor.plugins.visualchars ? editor.plugins.visualchars.isEnabled() : false;
            };

            var insertNbsp = function (editor, times) {
                var nbsp = isVisualCharsEnabled(editor) ? '<span class="mce-nbsp">&nbsp;</span>' : '&nbsp;';

                editor.insertContent(stringRepeat(nbsp, times));
                editor.dom.setAttrib(editor.dom.select('span.mce-nbsp'), 'data-mce-bogus', '1');
            };

            return {
                insertNbsp: insertNbsp
            };
        }
    );
    /**
 * Commands.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.plugins.nonbreaking.api.Commands',
        [
            'tinymce.plugins.nonbreaking.core.Actions'
        ],
        function (Actions) {
            var register = function (editor) {
                editor.addCommand('mceNonBreaking', function () {
                    Actions.insertNbsp(editor, 1);
                });
            };

            return {
                register: register
            };
        }
    );
    /**
 * Settings.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.plugins.nonbreaking.api.Settings',
        [
        ],
        function () {
            var getKeyboardSpaces = function (editor) {
                var spaces = editor.getParam('nonbreaking_force_tab', 0);

                if (typeof tabs === 'boolean') {
                    return spaces === true ? 3 : 0;
                } else {
                    return spaces;
                }
            };

            return {
                getKeyboardSpaces: getKeyboardSpaces
            };
        }
    );

    /**
 * Keyboard.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.plugins.nonbreaking.core.Keyboard',
        [
            'tinymce.plugins.nonbreaking.api.Settings',
            'tinymce.plugins.nonbreaking.core.Actions'
        ],
        function (Settings, Actions) {
            var setup = function (editor) {
                var spaces = Settings.getKeyboardSpaces(editor);

                if (spaces > 0) {
                    editor.on('keydown', function (e) {
                        if (e.keyCode === 9) {
                            if (e.shiftKey) {
                                return;
                            }

                            e.preventDefault();
                            Actions.insertNbsp(editor, spaces);
                        }
                    });
                }
            };

            return {
                setup: setup
            };
        }
    );
    /**
 * Buttons.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.plugins.nonbreaking.ui.Buttons',
        [
        ],
        function () {
            var register = function (editor) {
                editor.addButton('nonbreaking', {
                    title: 'Nonbreaking space',
                    cmd: 'mceNonBreaking'
                });

                editor.addMenuItem('nonbreaking', {
                    text: 'Nonbreaking space',
                    cmd: 'mceNonBreaking',
                    context: 'insert'
                });
            };

            return {
                register: register
            };
        }
    );
    /**
 * Plugin.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class contains all core logic for the nonbreaking plugin.
 *
 * @class tinymce.nonbreaking.Plugin
 * @private
 */
    define(
        'tinymce.plugins.nonbreaking.Plugin',
        [
            'tinymce.core.PluginManager',
            'tinymce.plugins.nonbreaking.api.Commands',
            'tinymce.plugins.nonbreaking.core.Keyboard',
            'tinymce.plugins.nonbreaking.ui.Buttons'
        ],
        function (PluginManager, Commands, Keyboard, Buttons) {
            PluginManager.add('nonbreaking', function (editor) {
                Commands.register(editor);
                Buttons.register(editor);
                Keyboard.setup(editor);
            });

            return function () { };
        }
    );
    dem('tinymce.plugins.nonbreaking.Plugin')();
})();
